FR2230655A1 - Free flowing, filler-contg. rubber powder - prepd. by forming rubber particles in presence of active filler - Google Patents

Free flowing, filler-contg. rubber powder - prepd. by forming rubber particles in presence of active filler

Info

Publication number
FR2230655A1
FR2230655A1 FR7417889A FR7417889A FR2230655A1 FR 2230655 A1 FR2230655 A1 FR 2230655A1 FR 7417889 A FR7417889 A FR 7417889A FR 7417889 A FR7417889 A FR 7417889A FR 2230655 A1 FR2230655 A1 FR 2230655A1
Authority
FR
France
Prior art keywords
filler
prepd
free flowing
contg
rubber
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
FR7417889A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer AG
Original Assignee
Bayer AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bayer AG filed Critical Bayer AG
Publication of FR2230655A1 publication Critical patent/FR2230655A1/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08C—TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
    • C08C1/00—Treatment of rubber latex
    • C08C1/14—Coagulation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/80—Component parts, details or accessories; Auxiliary operations
    • B29B7/88—Adding charges, i.e. additives
    • B29B7/90—Fillers or reinforcements, e.g. fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00—Making granules
    • B29B9/12—Making granules characterised by structure or composition
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/20—Compounding polymers with additives, e.g. colouring
    • C08J3/203—Solid polymers with solid and/or liquid additives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2019/00—Use of rubber not provided for in a single one of main groups B29K2007/00 - B29K2011/00, as moulding material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2021/00—Use of unspecified rubbers as moulding material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B29K2105/16—Fillers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2321/00—Characterised by the use of unspecified rubbers

Abstract

Free flowing rubber powder is prepd. by (a) forming particles with a size of 300-1500 u from a rubber, and (b) mixing the particles with 2-7 wt. %, based on rubber, active filler, during or immediately after step (a). Process used a very small proportion of filter.
FR7417889A 1973-05-22 1974-05-22 Free flowing, filler-contg. rubber powder - prepd. by forming rubber particles in presence of active filler Withdrawn FR2230655A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2325929A DE2325929A1 (en) 1973-05-22 1973-05-22 LOW-FILLER RUBBER POWDER

Publications (1)

Publication Number Publication Date
FR2230655A1 true FR2230655A1 (en) 1974-12-20

Family

ID=5881739

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7417889A Withdrawn FR2230655A1 (en) 1973-05-22 1974-05-22 Free flowing, filler-contg. rubber powder - prepd. by forming rubber particles in presence of active filler

Country Status (7)

Country Link
JP (1) JPS5021042A (en)
BE (1) BE815269A (en)
BR (1) BR7404151D0 (en)
DE (1) DE2325929A1 (en)
FR (1) FR2230655A1 (en)
NL (1) NL7406762A (en)
ZA (1) ZA743240B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000000333A1 (en) * 1998-06-26 2000-01-06 Union Carbide Chemicals & Plastics Technology Corporation An improved form of synthetic rubber

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000000333A1 (en) * 1998-06-26 2000-01-06 Union Carbide Chemicals & Plastics Technology Corporation An improved form of synthetic rubber

Also Published As

Publication number Publication date
JPS5021042A (en) 1975-03-06
NL7406762A (en) 1974-11-26
BR7404151D0 (en) 1975-09-30
ZA743240B (en) 1975-05-28
DE2325929A1 (en) 1974-12-12
BE815269A (en) 1974-11-20

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Legal Events

Date Code Title Description
RE Withdrawal of published application